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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,82 @@ | ||
| let WaitQueue = require('wait-queue'); | ||
| let Web3 = require("web3"); | ||
| let fs = require('fs'); | ||
| let path = require('path'); | ||
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| let getDCRMethodsToExecute = () => { | ||
| //console.log(`Transaction object: ${JSON.stringify(tx)}`); | ||
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| // Get the function signature from the transaction data | ||
| const signature = tx.input.slice(0, 10); | ||
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| // Find the function ABI that matches the signature | ||
| const method = JSON.parse(contractABI).find((m) => m.type === 'function' && `0x${web3.utils.keccak256(m.name + '(' + m.inputs.map((i) => i.type).join(',') + ')').slice(2, 10)}` === signature); | ||
| const decodedParams = web3.eth.abi.decodeParameters(method.inputs, tx.input.slice(10)); | ||
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| console.log(`Method is: ${method.name}`) | ||
| console.log(`Activities are: ${activities}`); | ||
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| const checkParametersAreInParamaps = () => { | ||
| const relevantKeys = Object.keys(decodedParams).filter(key => !key.match(/^(\d+|__length__)$/)); | ||
| return relevantKeys.filter(key => Object.hasOwnProperty.call(paramaps, key)); | ||
| }; | ||
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| // Assumption: | ||
| // If the event does not exist in the DCR model, just skip it | ||
| if (activities.includes(method.name) || checkParametersAreInParamaps()) { | ||
| try { | ||
| checkParametersAreInParamaps().forEach(parameter => { | ||
| // convert tx parameter to value suitable for DCR | ||
| if ((paramaps[parameter][method.name]["EVMType"] === "uint256") && (paramaps[parameter][method.name]["DCRType"] === "duration")) { | ||
| // Conversion between time parameters in SC to time in DCR | ||
| let unit = paramaps[parameter][method.name]["EVMUnit"]; | ||
| let value = decodedParams[parameter]; | ||
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| const convertToISO8601 = (value, unit) => { | ||
| switch (unit) { | ||
| case "hours": | ||
| return 'PT' + value + 'H'; | ||
| case "minutes": | ||
| return 'PT' + value + 'M'; | ||
| case "seconds": | ||
| return 'PT' + value + 'S'; | ||
| default: | ||
| return "Invalid unit"; | ||
| } | ||
| }; | ||
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| // DCR event types for REST API are: int, duration, ... | ||
| let iso8601Duration = convertToISO8601(value, unit); | ||
| let tx_ = { | ||
| 'dcrID': parameter, | ||
| 'contractABI': contractABI, | ||
| 'dcrValue': iso8601Duration, | ||
| 'dcrType': paramaps[parameter][method.name]["DCRType"] | ||
| }; | ||
| contract_queue.push(tx_); | ||
| } | ||
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| }); | ||
| } catch { | ||
| console.log("TX conversion failed"); | ||
| } | ||
| if (activities.includes(method.name)) { | ||
| let tx_ = { | ||
| 'dcrID': method.name, | ||
| 'contractABI': contractABI, | ||
| 'dcrValue': null, | ||
| 'dcrType': null | ||
| }; | ||
| contract_queue.push(tx_); | ||
| } | ||
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| console.log(`method is: ${method.name}`); | ||
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| } | ||
| } | ||
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| module.exports = getDCRMethodsToExecute; |